Jove Lab Chem
Lab Techniques — Lab Prep
Source: Smaa Koraym at Johns Hopkins University, MD, USA
- Preparation of Laboratory
Here we show the laboratory preparation for 10 students working individually, with some excess. Please adjust quantities as needed.
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To set up for this lab experiment, wear the appropriate personal protective equipment, including a lab coat, chemical splash goggles, and gloves.
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Obtain enough small plastic bottles with caps for the number of students and label them ‘NaCl’.
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Use a top-loading balance to weigh 50 g of NaCl directly into each bottle. Place the bottles of NaCl at the student workstations.
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Fill enough 250-mL wash bottles with deionized water for each student to have one.
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Set out the following glassware and equipment at each student lab station:
1 Stirring rod 1 20-mL volumetric flask 1 10-mL volumetric pipette 1 Pipetter 1 600-mL beaker 1 50-mL graduated cylinder 1 12-in ruler 1 Egg 1 Eyedropper
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